Update babel monorepo to v7.26.3 (#40797)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/12566469076

Upstream-Ref: Automattic/jetpack@136cbcd

package.json

@@ -25,7 +25,7 @@
 		"watch": "pnpm run build && pnpm webpack watch"
 	},
 	"dependencies": {
-		"@automattic/jetpack-connection": "^0.36.2",
+		"@automattic/jetpack-connection": "^0.36.3-alpha",
 		"@automattic/jetpack-idc": "workspace:*",
 		"@wordpress/data": "10.14.0",
 		"@wordpress/element": "6.14.0"